Gwynn, Virginia Weather
Fireflies pulse through the magnolias. Day 77 of spring. Read this microseason across nine climate regions →
Gwynn weather forecast — hour by hour, 7-day outlook, NOAA radar
- TodayJun 4Mostly Clear——82°56°—
- FridayJun 5Overcast——89°63°+7°
- SaturdayJun 6Overcast——91°70°+2°
- SundayJun 7Showers27%0.42″90°68°-1°
- MondayJun 8Overcast27%—74°62°-16°
- TuesdayJun 9Partly Cloudy——73°62°-1°
- WednesdayJun 10Mostly Clear——81°57°+8°
Ozone at AQI 81 now. AQI flat over the last 6 hours (within ±4 points). With UV 8.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 86 by mid-afternoon.
OK No precautions needed for the general population; unusually sensitive individuals may consider limiting prolonged outdoor exertion.
What's driving it
Ozone × UV × Sky
Ozone at AQI 81 now. With UV 8.0 peaking around 1 PM under clear skies, surface ozone likely climbs to AQI 86 by mid-afternoon.
- Present
- AQI 81
- UV peak
- 8.0 at 1 PM
- Sky at peak
- clear
- Projected peak
- AQI 86
PM × Wind × Precip
PM2.5 at 6.0 µg/m³ (AQI 33) with a 0.92 fine-to-coarse ratio and 6 mph wind — combustion smoke trapped in calm air, not road dust.
- PM2.5/PM10
- 0.92
- Wind
- light
- Recent rain
- 0h in last 6h
- Pattern
- stagnant smoke
Trends
Seven days of AQI and PM2.5.
Hourly air-quality data from the Copernicus Atmosphere Monitoring Service, charted across the past and next several days. Dashed lines mark the AQI breakpoints at 50 (Good → Moderate) and 100 (Moderate → Unhealthy for Sensitive Groups).
A summer fog for fair, a winter fog for rain.
- Moonrise
- 3:25 AM
- Moonset
- 1:12 PM
- In sign
- ♒︎ Aquarius
Fireflies pulse through the magnolias
Gwynn at a glance
- Today vs. normal: 79°F — typical for the season
- Last frost: April 1 (climatological average for this latitude)
- Microseason: Jun 1–5
- Planting window: Harvest spring lettuce before it bolts. Sow heat-tolerant greens.
Right now in the garden
Peak growing season
As of June 4, the growing season is at its peak — frost is months away. Continue succession-planting beans and summer squash. Start fall brassicas (broccoli, cabbage, kale) from seed indoors for transplanting in late summer.